Miles between Thornton, CO and Glen Ellyn, IL

There are
976 mi
from Thornton, CO to Glen Ellyn, IL

That's the driving distance. It would take 17 hours 15 mins to go from Thornton, Colorado to Glen Ellyn, Illinois.

The flight distance (direct flight from Thornton, CO to Glen Ellyn, IL) is 892.56 mi.

976 mi = 1,570.72 kms